Career
Kadić began his playing career playing for the Slovenian under-18 and under-20"s teams, before moving to the American AWHL. In the following years he played for Hong Kong MK Bled, Hong Kong Slavija, and Hong Kong Alfa. From 2006 until 2009 he played for Croatian club KHL Mladost. In the 2009-2010 season he was playing for HDK Maribor in Slohokej League.
In 27 games he posted 43 points (Most Valuable Player).
In 2010 he moved to Ligue Magnus in France, where he played for The Human Context Morzine-Avoriaz. He posted 26 points in 25 games.
In 2011 he returned to Slovenia, playing for HDK Maribor, Slohokej League. In 23 games he posted 36 points.
In the middle of the season 2011/12 he signed for Fife Flyers in EIHL, where he posted 12 points in 24 games.
In the season 2012/13 Denis will return to France. He has join team Phenix De Reims in Division 1.